Answers Database
Constraints: How to specify a specific CLB to LOC an instance to.
Record #3416
Product Family: Software
Product Line: Merged Core
Product Part: Timing
Problem Title:
Constraints: How to specify a specific CLB to LOC an instance to.
Problem Description:
Urgency: Standard
Problem Description:
How can a user select a specific CLB to lock and instance into?
Solution 1:
The solution is to place into the .UCF file the following:
INST [instance] LOC=CLB_RxCy;
where:
INST is the keyword used by M1 to attach an attribute or instance
[instance] is the instance reference. See Libraries Guide for
a list of valid instances (such as flops, FMAPs,HMAPs).
Rx is the row number
Cy is the column number
Example line in .UCF file:
INST U45 LOC=CLB_R5C2;
End of Record #3416 - Last Modified: 07/13/99 14:36 |
